Makai Shin Trillion (PSV)

Makai Shin Trillion is an upcoming Compile Heart game for PS Vita, the first title in the "Makai Ichiban Kan " series of games. It's due out in Japan on 21 May 2015, while a DLC campaign is being run until 28 April:

In case anyone is wondering, the "mascot" first appeared as a new enemy type in Hyperdimension Neptunia Re;Birth1:

Spoiler for See 0:57 of this clip:

Makai Shin Trillion (PSV)